Changeset 339 for trunk


Ignore:
Timestamp:
06/08/12 18:11:20 (13 years ago)
Author:
Kris Deugau
Message:

/trunk

Finally polish up what should be the last of PTR template and
A+PTR template export. See #26.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/DNSDB.pm

    r337 r339  
    40234023  my $domsth = $dbh->prepare("SELECT domain_id,domain,status FROM domains WHERE status=1");
    40244024  my $recsth = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl,record_id ".
    4025         "FROM records WHERE domain_id=?");
     4025        "FROM records WHERE domain_id=? AND NOT type=65283");
    40264026  $domsth->execute();
    40274027  while (my ($domid,$dom,$domstat) = $domsth->fetchrow_array) {
     
    40894089    my @o = ($tmp =~ /^(..)(..)$/);     # split into octets
    40904090    return sprintf "\\%0.3o\\%0.3o", hex($o[0]), hex($o[1]);;
     4091  }
     4092
     4093## WARNING:  This works to export even the whole Internet's worth of IP space...
     4094##  if you have the disk/RAM to handle the dataset, and you call this sub based on /16-sized chunks
     4095##  A /16 took ~3 seconds with a handful of separate records;  adding a /8 pushed export time out to ~13m:40s
     4096##  0/0 is estimated to take ~54 hours and ~256G of disk
     4097##  RAM usage depends on how many non-template entries you have in the set.
     4098##  This should probably be done on record addition rather than export;  large blocks may need to be done in a
     4099##  forked process
     4100  sub __publish_subnet {
     4101    my $sub = shift;
     4102    my $recflags = shift;
     4103    my $hpat = shift;
     4104    my $fh = shift;
     4105    my $ttl = shift;
     4106    my $stamp = shift;
     4107    my $loc = shift;
     4108    my $ptronly = shift || 0;
     4109
     4110    my $iplist = $sub->splitref(32);
     4111    foreach (@$iplist) {
     4112      my $ip = $_->addr;
     4113      # make as if we split the non-octet-aligned block into octet-aligned blocks as with SOA
     4114      next if $ip =~ /\.(0|255)$/;
     4115      next if $$recflags{$ip};
     4116      $$recflags{$ip}++;
     4117      my $rec = $hpat;  # start fresh with the template for each IP
     4118      _template4_expand(\$rec, $ip);
     4119      print $fh ($ptronly ? "^"._ZONE($_, 'ZONE.in-addr.arpa', 'r', '.').":$rec" : "=$rec:$ip").
     4120        ":$ttl:$stamp:$loc\n";
     4121    }
    40914122  }
    40924123
     
    42504281      } elsif ($type == 65282) { # PTR template
    42514282
    4252 ##work
    42534283        # only useful for v4 with standard DNS software, since this expands all
    42544284        # IPs in $zone (or possibly $val?) with autogenerated records
     
    42564286        return if $val->{isv6};
    42574287
    4258         my $iplist = $val->hostenumref;
    4259         foreach (@$iplist) {
    4260           my $ip = $_->addr;
    4261           # make as if we split the non-octet-aligned block into octet-aligned blocks as with SOA
    4262           next if $ip =~ /\.(0|255)$/;
    4263           next if $$recflags{$ip};
    4264           $$recflags{$ip}++;
    4265           my $rec = $host;      # start fresh with the template for each IP
    4266           _template4_expand(\$rec, $ip);
    4267           print $datafile "^"._ZONE($_, 'ZONE.in-addr.arpa', 'r', '.').":$rec:$ttl:$stamp:$loc\n";
     4288        if ($val->masklen <= 16) {
     4289          foreach my $sub ($val->split(16)) {
     4290            __publish_subnet($sub, $recflags, $host, $datafile, $ttl, $stamp, $loc, 1);
     4291          }
     4292        } else {
     4293          __publish_subnet($val, $recflags, $host, $datafile, $ttl, $stamp, $loc, 1);
    42684294        }
    42694295
     
    42734299        # Just In Case.  An A+PTR should be impossible to add to a v6 revzone via API.
    42744300        return if $val->{isv6};
    4275         my $iplist = $val->hostenumref;
    4276         foreach (@$iplist) {
    4277           my $ip = $_->addr;
    4278           # make as if we split the non-octet-aligned block into octet-aligned blocks as with SOA
    4279           next if $ip =~ /\.(0|255)$/;
    4280           next if $$recflags{$ip};
    4281           $$recflags{$ip}++;
    4282           my $rec = $host;      # start fresh with the template for each IP
    4283           _template4_expand(\$rec, $ip);
    4284           print $datafile "=$rec:$ip:$ttl:$stamp:$loc\n";
     4301
     4302        if ($val->masklen <= 16) {
     4303          foreach my $sub ($val->split(16)) {
     4304            __publish_subnet($sub, $recflags, $host, $datafile, $ttl, $stamp, $loc, 0);
     4305          }
     4306        } else {
     4307          __publish_subnet($val, $recflags, $host, $datafile, $ttl, $stamp, $loc, 0);
    42854308        }
    42864309
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